Executive standard: GB/T 4553-2016
Main indicators:
|
Item |
单位 |
优等品 |
一等品 |
合格品 |
|
（NaNO3） |
≥% |
99.7 |
99.3 |
98.0 |
|
Mass fraction of water |
≤% |
0.5 |
1.5 |
2.0 |
|
Mass fraction of water insoluble matter |
≤% |
0.02 |
0.03 |
- |
|
（NaCl） |
≤% |
0.03 |
0.30 |
- |
|
（NaNO2） |
≤% |
0.01 |
0.02 |
0.10 |
|
（Na2CO3） |
≤% |
0.05 |
0.05 |
0.10 |
|
Fe |
≤% |
0.002 |
0.005 |
0.005 |
Properties: The appearance is colorless cubic crystal or rhombic crystal or white fine crystalline powder. Odorless, salty and slightly bitter. It is easily deliquescent, soluble in water and liquid ammonia, soluble in ethanol, methanol, slightly soluble in glycerin and acetone. It is easy to burn and explode in contact with organic matter and sulfur.
Application: enamel industry is used as flux, oxidant and raw material for preparing enamel powder. Glass industry is used as decolorant, defoamer, clarifier and oxidation flux for various glasses and products. Inorganic industry is used as decolorizing agent for molten caustic soda and for manufacturing other nitrates. The food industry is used as a colouring agent for meat processing, which can prevent meat deterioration and play a role in seasoning. The dye industry is used as raw material for the production of picric acid and dyes. Metallurgical industry is used as heat treatment agent for steelmaking and aluminum alloy. Jicheng industry is used as metal cleaner and black metal bluing agent. The pharmaceutical industry is used as a medium for penicillin. The cigarette industry is used as a combustion promoter for tobacco. Used as a chemical reagent in analytical chemistry. In addition, it is also used to produce explosives.
Packaging specification: 25/50KG, plastic inside and woven outside, or according to customer requirements
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